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Autonomous System

AS293

ESnet

Announced IPs
140,288
CIDR prefixes
23
ASN
AS293

Reputation · trust score

A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.

69/100
Moderate
How this score is built
  • Baseline (neutral) 65
  • Enterprise allocation +4
  • Trust score 69 / 100

Experimental · trust-vectors model v1.3.0 — a transparent heuristic, not a definitive verdict. How it works →

About Energy Sciences Network

The Energy Sciences Network (ESnet) is a high-speed computer network serving United States Department of Energy (DOE) scientists and their collaborators worldwide. It is managed by staff at the Lawrence Berkeley National Laboratory.

Founded
1986
Summary from Wikipedia, CC BY-SA 4.0 · Data from Wikidata

Network profile

Source: PeeringDB →
Network type NSP
Geographic scope North America
Traffic ratio Balanced
Peering policy Selective
IRR record ARIN::AS293:AS-ESNET

Present at 10 internet exchanges: Pacific Wave, Equinix Chicago, Equinix San Jose, Equinix Ashburn, SIX Seattle: MTU 1500, SIX Seattle (Jumbo): MTU 9000, Equinix Dallas, MASS-IX: ISP Peering LAN, AMS-IX, DE-CIX New York: DE-CIX New York Peering LAN

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
134.55.0.0/16 65.5K
2.6%
ESnet US — —
134.167.0.0/16 65.5K
1.7%
ESnet US Tennessee Lenoir City
192.124.52.0/22 1.0K
10.6%
ESnet US — —
192.124.56.0/22 1.0K
1.2%
ESnet US — —
192.188.24.0/22 1.0K
9.4%
ESnet US — —
192.74.214.0/23 512
2.1%
ESnet US — —
192.124.50.0/23 512
0.0%
ESnet US — —
192.188.28.0/23 512
8.2%
ESnet US — —
192.188.32.0/23 512
14.1%
ESnet US — —
192.188.40.0/23 512
13.9%
ESnet US — —
199.201.154.0/23 512
0.0%
ESnet US — —
192.74.210.0/24 256
11.7%
ESnet US — —
192.74.217.0/24 256
0.0%
ESnet US — —
192.107.175.0/24 256
13.7%
ESnet US — —
192.188.23.0/24 256
0.0%
ESnet US — —
192.188.31.0/24 256
0.0%
ESnet US — —
192.188.34.0/24 256
30.1%
ESnet US — —
192.188.37.0/24 256
0.0%
ESnet US — —
198.99.246.0/24 256
0.0%
ESnet US — —
198.207.238.0/24 256
0.0%
ESnet US — —
199.201.153.0/24 256
0.0%
ESnet US — —
199.201.157.0/24 256
0.0%
ESnet US — —
199.201.158.0/24 256
0.0%
ESnet US — —
192.188.34.0/25 128
30.5%
ESnet US — —
192.188.34.128/26 64
29.7%
ESnet US — —
192.188.34.192/27 32
31.3%
ESnet US — —
192.188.34.240/28 16
31.3%
ESnet US — —
192.188.34.224/29 8
25.0%
ESnet US — —
192.188.34.234/31 2
50.0%
ESnet NL — —
192.188.34.238/31 2
50.0%
ESnet US — —
192.188.34.232/32 1
0.0%
ESnet US — —
192.188.34.233/32 1
0.0%
ESnet NL — —
192.188.34.236/32 1
0.0%
ESnet NL — —
192.188.34.237/32 1
0.0%
ESnet US — —

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS293 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
192.74.214.0/23 30,536 2026-11-13 14:39:42
134.167.0.0/16 23,707 2026-11-13 14:39:42
192.107.175.0/24 21,717 2026-11-13 14:39:42
192.124.53.0/24 20,142 2026-11-13 14:39:42
192.124.52.0/24 20,137 2026-11-13 14:39:42
199.201.155.0/24 19,462 2026-11-13 14:39:42
199.201.157.0/24 19,358 2026-11-13 14:39:42
199.201.158.0/24 19,312 2026-11-13 14:39:42
199.201.153.0/24 19,290 2026-11-13 14:39:42
198.207.238.0/24 19,285 2026-11-13 14:39:42
199.201.154.0/24 19,279 2026-11-13 14:39:42
198.99.246.0/24 17,014 2026-11-13 14:39:42
192.124.52.0/22 16,021 2026-11-13 14:39:42
192.188.34.0/24 15,909 2026-11-13 14:33:13
192.188.24.0/22 15,251 2026-11-13 14:33:29
134.55.0.0/16 15,226 2026-11-13 14:39:42
192.124.50.0/23 14,943 2026-11-13 14:39:42
192.74.217.0/24 14,879 2026-11-13 14:39:42
192.188.37.0/24 14,871 2026-11-13 14:39:42
192.188.31.0/24 14,840 2026-11-13 14:39:42
192.188.32.0/23 14,816 2026-11-13 14:39:42
192.188.29.0/24 14,813 2026-11-13 14:39:42
192.188.28.0/24 14,806 2026-11-13 14:39:42
192.124.56.0/22 14,794 2026-11-13 14:39:42
192.188.23.0/24 14,794 2026-11-13 14:39:42
192.74.210.0/24 14,790 2026-11-13 14:39:42
192.188.40.0/23 14,667 2026-11-13 14:39:42
198.124.0.0/14 2 2026-10-21 05:26:54
198.128.0.0/14 2 2026-10-21 05:26:54
192.188.22.0/24 2 2026-10-21 05:26:54

Frequently Asked Questions

What is AS293?

AS293 is an Autonomous System Number assigned to ESnet. An ASN identifies a network that controls a specific set of IP addresses and determines how traffic is routed across the internet via BGP (Border Gateway Protocol).

How many IP addresses does AS293 announce?

AS293 announces 140.3K IPv4 addresses distributed across 23 routed CIDR prefixes. The network is registered in United States.

Who operates AS293?

AS293 is operated by ESnet. The organization is based in United States. You can view all IP ranges and related ASNs on the organization page.

What country is AS293 registered in?

AS293 is registered in United States. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-11-13 14:39:05 UTC
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